The millstone that lies undermost also helps to grind.
More Danish Proverbs:
Many a man labours for the day he will never live to see.Danish
The miser's bag is never full.
Danish
It is better to make conditions in the bush than in prison.
Danish
The stone that everybody spits on will eventually be wet.
Danish
Let a saint be ever so humble, he will have his wax taper.
Danish
It is easier to stem the brook than the river.
Danish